package com.shopping.search.service.impl;

import com.alibaba.fastjson.JSON;
import com.shopping.common.to.es.SkuEsModel;
import com.shopping.search.config.ShoppingElasticSearchConfig;
import com.shopping.search.constant.EsConstant;
import com.shopping.search.service.ElasticSaveService;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkItemResponse;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

/**
 * @author Europa
 */
@Slf4j
@Service("elasticSaveService")
public class ElasticSaveServiceImpl implements ElasticSaveService {

    @Resource
    RestHighLevelClient highLevelClient;


    /**
     * 商品上架功能<br>
     *
     * @param skuEsModels
     * @return
     */
    @Override
    public boolean productStatusUp(List<SkuEsModel> skuEsModels) throws IOException {
        BulkRequest bulkRequest = new BulkRequest();
        for (SkuEsModel esModel : skuEsModels) {
            IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
            indexRequest.id(esModel.getSkuId().toString());
            String json = JSON.toJSONString(esModel);
            System.out.println(json + ",");
            indexRequest.source(json, XContentType.JSON);

            bulkRequest.add(indexRequest);
        }
        BulkResponse bulk = highLevelClient.bulk(bulkRequest, ShoppingElasticSearchConfig.COMMON_OPTIONS);

        //  出现错误
        boolean hasFailures = bulk.hasFailures();
        if (hasFailures) {
            List<String> collect = Arrays.stream(bulk.getItems())
                    .map(BulkItemResponse::getId)
                    .collect(Collectors.toList());
            log.error("商品上架错误: {}", collect);
        }

        return hasFailures;
    }
}
